20132352500

素因数分解:

$2^2\times 5^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{32603}}^1$

素因数の和:32659

約数の個数: 120

約数和(自身を含む): 49908899040

約数和(自身を除く): 29776546540

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 25, 26, 38, 50, 52, 65, 76, 95, 100, 125, 130, 190, 247, 250, 260, 325, 380, 475, 494, 500, 625, 650, 950, 988, 1235, 1250, 1300, 1625, 1900, 2375, 2470, 2500, 3250, 4750, 4940, 6175, 6500, 8125, 9500, 11875, 12350, 16250, 23750, 24700, 30875, 32500, 32603, 47500, 61750, 65206, 123500, 130412, 154375, 163015, 308750, 326030, 423839, 617500, 619457, 652060, 815075, 847678, 1238914, 1630150, 1695356, 2119195, 2477828, 3097285, 3260300, 4075375, 4238390, 6194570, 8052941, 8150750, 8476780, 10595975, 12389140, 15486425, 16105882, 16301500, 20376875, 21191950, 30972850, 32211764, 40264705, 40753750, 42383900, 52979875, 61945700, 77432125, 80529410, 81507500, 105959750, 154864250, 161058820, 201323525, 211919500, 264899375, 309728500, 387160625, 402647050, 529798750, 774321250, 805294100, 1006617625, 1059597500, 1548642500, 2013235250, 4026470500, 5033088125, 10066176250, 20132352500]

約数ペア:

[(1, 20132352500), (2, 10066176250), (4, 5033088125), (5, 4026470500), (10, 2013235250), (13, 1548642500), (19, 1059597500), (20, 1006617625), (25, 805294100), (26, 774321250), (38, 529798750), (50, 402647050), (52, 387160625), (65, 309728500), (76, 264899375), (95, 211919500), (100, 201323525), (125, 161058820), (130, 154864250), (190, 105959750), (247, 81507500), (250, 80529410), (260, 77432125), (325, 61945700), (380, 52979875), (475, 42383900), (494, 40753750), (500, 40264705), (625, 32211764), (650, 30972850), (950, 21191950), (988, 20376875), (1235, 16301500), (1250, 16105882), (1300, 15486425), (1625, 12389140), (1900, 10595975), (2375, 8476780), (2470, 8150750), (2500, 8052941), (3250, 6194570), (4750, 4238390), (4940, 4075375), (6175, 3260300), (6500, 3097285), (8125, 2477828), (9500, 2119195), (11875, 1695356), (12350, 1630150), (16250, 1238914), (23750, 847678), (24700, 815075), (30875, 652060), (32500, 619457), (32603, 617500), (47500, 423839), (61750, 326030), (65206, 308750), (123500, 163015), (130412, 154375)]